Question
The Math Department at a local community college has designed the math curriculm with a focus on problem solving. Consequently, they believe that scores on
The Math Department at a local community college has designed the math curriculm with a focus on problem solving. Consequently, they believe that scores on the reading placement test given to all entering students will be a good predictor of success in Math courses. To support their claim, they took a sample of students and recorded their reading placement test scores and their final exam scores from a problem solving math course.
Use the datafile "Ch11_MathFinal.xlsx".
Create a scatter plot by selecting "Final Math Exam" as Y-variable and "Reading Test" as the X-variable. Be sure to include appropriate labels (title, axis labels, and a footnote with your name and section).
Save the graph as "Fig3.png" in your preferred local folder.
Use the scatterplot toanswer the following question.
Which one of the following statements is true?
I. | Final exam is negatively related to Reading test. | |
II. | Final exam is positively related to Reading test. | |
III. | Final exam is unrelated to Reading test. | |
IV. | None of the above. |
Reading Test | Final Math Exam | |||
88 | 92 | |||
57 | 62 | |||
80 | 75 | |||
76 | 81 | |||
67 | 70 | |||
59 | 62 | |||
67 | 73 | |||
75 | 88 | |||
72 | 81 | |||
69 | 75 | |||
73 | 78 | |||
57 | 66 | |||
56 | 52 | |||
56 | 71 | |||
47 | 65 | |||
68 | 65 | |||
69 | 75 | |||
63 | 78 | |||
82 | 89 | |||
78 | 85 | |||
84 | 73 | |||
64 | 70 | |||
72 | 84 | |||
69 | 66 | |||
73 | 80 |
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